Question

3. The two data sets show random samples of the costs, in dollars, of cars purchased at two dealerships yesterday.

Answer 1

(a)   Mean of Dealership 1: 53800

Median of Dealership 1: 42000

Mean of Dealership 2: 38600

Median of Dealership 2: 28000

 

(b)   the median because there are outliers

Answer 2

(a) The Mean of Dealership 1: 53,800

 The Median of Dealership 1: 42,000

 The Mean of Dealership 2: 38,600

The Median of Dealership 2: 28,000

(b) the median is the most reliable because there are outliers involved in the question